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35012142131 = 129732698847
BaseRepresentation
bin100000100110111000…
…101110010000110011
310100101001112002210212
4200212320232100303
51033201102022011
624030115414335
72346430204061
oct404670562063
9110331462725
1035012142131
111393749465a
1269515b43ab
1333bc8b5585
1419a1d8b031
15d9db7d08b
hex826e2e433

35012142131 has 4 divisors (see below), whose sum is σ = 35014853952. Its totient is φ = 35009430312.

The previous prime is 35012142101. The next prime is 35012142149. The reversal of 35012142131 is 13124121053.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 13124121053 = 103127418651.

It is a cyclic number.

It is not a de Polignac number, because 35012142131 - 210 = 35012141107 is a prime.

It is a super-2 number, since 2×350121421312 (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 35012142097 and 35012142106.

It is not an unprimeable number, because it can be changed into a prime (35012142101) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1336451 + ... + 1362396.

It is an arithmetic number, because the mean of its divisors is an integer number (8753713488).

Almost surely, 235012142131 is an apocalyptic number.

35012142131 is a deficient number, since it is larger than the sum of its proper divisors (2711821).

35012142131 is a wasteful number, since it uses less digits than its factorization.

35012142131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2711820.

The product of its (nonzero) digits is 720, while the sum is 23.

Adding to 35012142131 its reverse (13124121053), we get a palindrome (48136263184).

The spelling of 35012142131 in words is "thirty-five billion, twelve million, one hundred forty-two thousand, one hundred thirty-one".

Divisors: 1 12973 2698847 35012142131